Toyota RAV4 manuals

Toyota Sienna Service Manual: Improper Aiming of Radar Sensor Beam Axis

DTC P1572 Improper Aiming of Radar Sensor Beam Axis

DESCRIPTION

This DTC is output when the scanning angle of the laser sensor is incorrect. This DTC is also output when the laser sensor beam axis is determined to be in an incorrect position.

DTC No.

DTC Detection Condition

Trouble Area

P1572

The ECU detects that the laser sensor beam axis is in an incorrect position (0.15 sec. or more) while the dynamic laser cruise control is in operation Laser sensor

INSPECTION PROCEDURE

NOTICE: When the laser sensor is replaced with a new one, adjustment of the laser sensor beam axis must be performed

1 ADJUST LASER SENSOR

Refer to adjustment.

HINT: It is necessary to make the ECM recognize specification information (whether the vehicle is equipped with the dynamic laser cruise control system or not). When this procedure has not been carried out, this DTC may be output.

  1.  Clear the DTCs and then recheck for DTCs.

OK: DTC is not output.

SYSTEM IS OK

Radar Sensor Malfunction
DTC P1570 Radar Sensor Malfunction DESCRIPTION The laser sensor emits laser beams towards an object in front and measures the distance and direction of the object by receiving the beam reflection ...

Warning Buzzer Malfunction
DTC P1575 Warning Buzzer Malfunction DESCRIPTION The ABS & traction actuator (skid control ECU) receives an alarm demand signal from the ECM and operates the skid control buzzer. The buzzer s ...

Other materials:

Camshaft Position "A" - Timing Over
HINT: If DTC P0011, P0012, P0021 or P0022 is present, check the VVT (Variable Valve Timing) system. DESCRIPTION Refer to DTC P0010 (See page ES-75). DTC No. DTC Detection Condition Trouble Area P0011 P0021 Advanced cam timing: With warm engine and engine spee ...

Installation
1. INSTALL CENTER AIRBAG SENSOR ASSEMBLY  Check that the ignition switch is off.  Check that the battery negative (-) terminal is disconnected. CAUTION: After disconnecting the negative battery terminal, wait for at least 90 seconds before starting the operation. &n ...

Hydraulic test
1. Perform hydraulic test (a) Measure the line pressure. NOTICE: Perform the test at the normal operating ATF (Automatic Transmission Fluid) temperature: 50 to 80°C (122 to 176°F). The line pressure test should always be carried out in pairs. One technician should ...

© 2011-2025 Copyright www.tsienna.net